TY  - BOOK
AU  - Coddington,Earl A.
AU  - Levinson,Norman
TI  - Theory of ordinary differential equations
AV  - QA379 COD
PY  - 1984///
CY  - Malabar, Fla.
PB  - R.E. Krieger
KW  - Differential equations
N1  - includes bibliographical reference and index
ER  -